Kalanchoe gideonsmithii (K. subg. Kalanchoe; Crassulaceae subfam. Kalanchooideae), a further new species endemic to the Maputaland-Pondoland Region of Endemism in KwaZulu-Natal, eastern South Africa
. Phytotaxa. 566, 2 (Sep. 2022), 233–241. DOI:https://doi.org/10.11646/phytotaxa.566.2.8.